The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 06, 1983
Filed:
Nov. 12, 1981
Applicant:
Inventors:
John D Catt, Evansville, IN (US);
Davis L Temple, Jr, Evansville, IN (US);
Assignee:
Mead Johnson & Company, Evansville, IN (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
A61K / ; C07D / ;
U.S. Cl.
CPC ...
424253 ; 544276 ;
Abstract
This invention concerns an isethionic acid addition salt of the non-adrenergic bronchodilating agent 9-cyclohexyl-2-propoxy-9H-purine-6-amine. The salt is comprised of a 2:1 molecular ratio of the isethionic acid to the adenine base. The salt of the invention is characterized in having improved water solubility and stability.
Catt, John. (1983). Isethionic acid salt of 9-cyclohexyl-2-propoxy-9h-purine-6-amine and (U.S. Patent No. 4419358). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4419358
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile